UPDATED: GOT 5?

Hamas: 4 Militants Killed, Blames Israel (SF Chron)
GAZA CITY, Gaza Strip (AP) -- An explosion went off Wednesday in a jeep carrying four Gaza militants, killing all of them, Hamas said.

The identity of the victims was not immediately known. Hamas initially said the dead were members of the Islamic militant group, but later said they might belong to another armed faction.

The jeep was driving in the Zeitoun neighborhood of Gaza City at the time of the blast. The cause of the explosion was not immediately clear.

Hamas said Israel had targeted the jeep in an airstrike.

UPDATE: Report: 5 killed in IAF raid in Gaza (YNet)
Five members of the terror group implicated in the kidnapping of IDF Corporal Gilad Shalit were killed Wednesday afternoon in an Israeli airstrike in the Gaza Strip, Palestinian sources said. The sources said an Israeli aircraft targeted a car carrying gunmen of the Army of Islam group east of Gaza City.